HA3KU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving HA3KU, decoded by SO8OO in southeastern Poland. 244 related FT8 messages, 26 CQ messages, observed on 80m, 40m, across 6 UTC dates. Heard between 2026-08-15 and 2026-08-23.
These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.
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Overview
Frequent QSO partners observed at SO8OO
Stations HA3KU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by HA3KU
Approximate centre of JN86, decoded 2026-08-23 18:04 UTC. A transmitted locator is not proof of the operator's permanent location.
Observed FT8 exchanges
S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.
| Time UTC | Band | HA3KU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 18:04 | 80m | - / - | HA7KLA | +5 / - | 9 | Partial capture |
| 08-23 17:52 | 80m | -2 / - | IQ4JO | - / -4 | 6 | Partial capture |
| 08-23 17:52 | 80m | - / - | HF5A | +4 / - | 2 | Partial capture |
| 08-23 17:49 | 80m | - / - | UT7IA | +8 / - | 2 | Partial capture |
| 08-23 17:43 | 80m | -10 / -5 | UR5KC | +8 / +1 | 4 | ✓ Full exchange observed |
| 08-23 17:43 | 80m | -4 / -19 | HA1RJ | +10 / -1 | 9 | ✓ Full exchange observed |
| 08-23 17:43 | 80m | -9 / +6 | HA7FT | +6 / -2 | 7 | ✓ Full exchange observed |
| 08-23 17:43 | 80m | - / - | HA7KLA | +8 / - | 21 | Partial capture |
| 08-23 17:37 | 80m | - / - | HA7KLA | +6 / - | 4 | Partial capture |
| 08-23 17:36 | 80m | -8 / -15 | HA7WDD | +2 / 0 | 4 | ✓ Full exchange observed |
| 08-23 17:34 | 80m | - / -19 | DK7ZT | -5 / - | 4 | Partial capture |
| 08-23 17:31 | 80m | - / - | HA7KLA | +3 / - | 5 | Partial capture |
| 08-23 17:29 | 80m | -5 / -4 | SP9UPH | +10 / +4 | 4 | ✓ Full exchange observed |
| 08-23 17:28 | 80m | - / -17 | DK7ZT | -10 / - | 3 | Partial capture |
| 08-23 11:08 | 40m | - / - | HA5CVZ | -18 / - | 5 | Partial capture |
| 08-23 10:58 | 40m | - / - | HA5CVZ | -16 / - | 5 | Partial capture |
| 08-23 10:06 | 40m | - / -5 | HA6LT | -6 / - | 3 | ✓ Closing fragment |
| 08-23 10:01 | 40m | - / -11 | HA5OW | -5 / - | 4 | ✓ Closing fragment |
| 08-23 09:56 | 40m | - / -8 | HA7KOL | -12 / - | 3 | ✓ Closing fragment |
| 08-23 09:54 | 40m | - / +3 | HA2ESX | -10 / - | 3 | ✓ Closing fragment |
| 08-23 09:37 | 40m | - / - | SP5ALV | -7 / - | 8 | Partial capture |
| 08-23 09:35 | 40m | - / +7 | HA1LS | -7 / - | 2 | Partial capture |
| 08-23 09:23 | 40m | - / +3 | HA3FIC | -12 / - | 3 | ✓ Closing fragment |
| 08-23 09:21 | 40m | - / - | OK2ZCH | -14 / - | 2 | ✓ Closing fragment |
| 08-23 09:19 | 40m | - / -17 | DJ0BS | -19 / - | 3 | ✓ Closing fragment |
| 08-23 09:14 | 40m | - / -16 | DK7UY | -16 / - | 2 | ✓ Closing fragment |
| 08-23 09:12 | 40m | -13 / -4 | OE6TNO | -10 / -6 | 4 | ✓ Full exchange observed |
| 08-21 18:13 | 40m | - / - | HA1TIB | -9 / - | 4 | ✓ Closing fragment |
| 08-21 17:57 | 40m | -15 / -12 | DJ0ABM | -2 / -12 | 7 | ✓ Full exchange observed |
| 08-21 17:56 | 40m | - / -8 | DL1IP | -5 / - | 3 | ✓ Closing fragment |
| 08-21 17:53 | 40m | -20 / - | IU5VLR | - / -18 | 2 | ✓ Closing fragment |
| 08-20 19:32 | 40m | - / - | DL3IAK | -4 / - | 2 | Partial capture |
| 08-20 19:28 | 40m | -4 / -14 | HA7XL | +14 / -6 | 4 | ✓ Full exchange observed |
| 08-20 19:17 | 40m | - / -15 | DL7ACA | +4 / - | 2 | ✓ Closing fragment |
| 08-20 19:08 | 40m | -20 / -9 | SP6FME | +3 / - | 4 | ✓ Closing observed |
| 08-20 14:48 | 40m | -16 / -16 | DK7ZT | -14 / -17 | 6 | ✓ Full exchange observed |
| 08-20 14:48 | 40m | - / -14 | HA7CH | -2 / - | 2 | ✓ Closing fragment |
| 08-19 20:09 | 80m | -11 / -8 | HA3TBL | +4 / - | 3 | ✓ Closing observed |
| 08-19 20:07 | 80m | -15 / - | HA3IS | -6 / -4 | 5 | ✓ Closing observed |
| 08-19 20:07 | 80m | - / - | HA7KLA | +2 / - | 6 | Partial capture |
| 08-19 20:03 | 80m | - / - | HA7KLA | +1 / - | 2 | Partial capture |
| 08-19 20:02 | 80m | - / - | UA4FKT | +12 / - | 2 | Partial capture |
| 08-19 20:01 | 80m | - / -19 | DK7ZT | +5 / - | 3 | Partial capture |
| 08-19 20:01 | 80m | - / - | HA1TIB | -6 / - | 4 | Partial capture |
| 08-19 20:00 | 80m | -13 / -6 | OK1LTV | -4 / -5 | 5 | ✓ Full exchange observed |
| 08-19 19:59 | 40m | - / - | DL2BU | -7 / - | 2 | Partial capture |
| 08-19 19:59 | 80m | - / - | HA7KLA | +4 / - | 2 | Partial capture |
| 08-19 19:26 | 40m | - / - | OE9GWV | -12 / - | 2 | Partial capture |
| 08-19 19:23 | 40m | - / -6 | SQ6WA | -15 / - | 3 | ✓ Closing fragment |
| 08-18 20:40 | 80m | - / - | HA6LT | +8 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 175500 -8 1978 IQ4JO HA3KU -04 175545 +2 1980 HA3KU HA7KLA KN06 (x4) 180400 -4 1978 CQ HA3KU JN86 180445 +7 1978 HA3KU HA7KLA KN06 (x9)
UTC dB Audio Message 101330 -21 1445 CQ HA3KU JN86 (x3) 101445 -17 1445 HA3KU S58E JN76 (x2) 105815 -16 2245 HA3KU HA5CVZ JN97 (x10)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.